Home / 127,842.62-176,419.32-73,393.18

Finding the Fourth Proportional to 127,842.62, 176,419.32 and 73,393.18

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Solution

The fourth proportional to 127,842.62, 176,419.32 and 73,393.18 is: 101,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,842.62 : 176,419.32 = 73,393.18 : x
  2. Step 2: Convert to fraction form
    127,842.62/176,419.32 = 73,393.18/x
  3. Step 3: Cross multiply
    127,842.62x = 176,419.32 × 73,393.18
  4. Step 4: Simplify right side
    127,842.62x = 12,947,974,908.24
  5. Step 5: Solve for x
    x = 12,947,974,908.24/127,842.62
  6. Step 6: Final answer
    x = 101,280.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.